body,
h1,
h2,
h3,
h4,
h5,
h6,
hr,
p,
blockquote,
dl,
dt,
dd,
ul,
ol,
li,
pre,
form,
fieldset,
legend,
button,
input,
textarea,
th,
td {
  margin: 0;
  padding: 0;
}
html {
  color: #000;
  overflow-y: scroll;
  overflow: -moz-scrollbars;
}
body,
button,
input,
select,
textarea {
  font: 14px arial;
}
h1,
h2,
h3,
h4,
h5,
h6 {
  font-size: 100%;
}
em {
  font-style: normal;
}
small {
  font-size: 12px;
}
ul,
ol {
  list-style: none;
}
a {
  text-decoration: none;
  color: #000;
}
a:hover {
  text-decoration: underline;
}
legend {
  color: #000;
}
fieldset,
img {
  border: 0;
}
button,
input,
select,
textarea {
  font-size: 100%;
}
table {
  border-collapse: collapse;
  border-spacing: 0;
}
img {
  -ms-interpolation-mode: bicubic;
}
textarea {
  resize: vertical;
}
.left {
  float: left;
}
.right {
  float: right;
}
.overflow {
  overflow: hidden;
}
.hide {
  display: none;
}
.block {
  display: block;
}
.inline {
  display: inline;
}
.error {
  color: #F00;
  font-size: 12px;
}
label,
button {
  cursor: pointer;
}
.clearfix:after {
  content: ' ';
  display: block;
  height: 0;
  clear: both;
}
.clearfix {
  zoom: 1;
}
.clear {
  clear: both;
  height: 0;
  line-height: 0;
  font-size: 0;
  visibility: hidden;
  overflow: hidden;
}
.wordwrap {
  word-break: break-all;
  word-wrap: break-word;
}
.s-yahei {
  font-family: arial, 'Microsoft Yahei', '\5FAE\8F6F\96C5\9ED1';
}
pre.wordwrap {
  white-space: pre-wrap;
}
body {
  text-align: center;
  color: #909090;
  background: #f4f5f5;
  font-family: arial, 'Microsoft Yahei', '\5FAE\8F6F\96C5\9ED1';
}
body,
form {
  position: relative;
  z-index: 0;
}
img {
  border: 0;
}
@font-face {
  font-family: 'iconfont';
  /* project id 773004 */
  src: url('//at.alicdn.com/t/font_773004_dxdi5tp28d.eot');
  src: url('//at.alicdn.com/t/font_773004_dxdi5tp28d.eot?#iefix') format('embedded-opentype'), url('//at.alicdn.com/t/font_773004_dxdi5tp28d.woff') format('woff'), url('//at.alicdn.com/t/font_773004_dxdi5tp28d.ttf') format('truetype'), url('//at.alicdn.com/t/font_773004_dxdi5tp28d.svg#iconfont') format('svg');
}
.iconfont {
  font-family: "iconfont" !important;
  font-size: 16px;
  font-style: normal;
  -webkit-font-smoothing: antialiased;
  -webkit-text-stroke-width: 0.2px;
  -moz-osx-font-smoothing: grayscale;
}
@charset 'utf-8';
body,
h1,
h2,
h3,
h4,
h5,
h6,
hr,
p,
blockquote,
dl,
dt,
dd,
ul,
ol,
li,
pre,
form,
fieldset,
legend,
button,
input,
textarea,
th,
td {
  margin: 0;
  padding: 0;
}
html {
  color: #000;
  overflow-y: scroll;
  overflow: -moz-scrollbars;
}
body,
button,
input,
select,
textarea {
  font: 14px arial;
}
h1,
h2,
h3,
h4,
h5,
h6 {
  font-size: 100%;
}
em {
  font-style: normal;
}
small {
  font-size: 12px;
}
ul,
ol {
  list-style: none;
}
a {
  text-decoration: none;
  color: #000;
}
a:hover {
  text-decoration: underline;
}
legend {
  color: #000;
}
fieldset,
img {
  border: 0;
}
button,
input,
select,
textarea {
  font-size: 100%;
}
table {
  border-collapse: collapse;
  border-spacing: 0;
}
img {
  -ms-interpolation-mode: bicubic;
}
textarea {
  resize: vertical;
}
.left {
  float: left;
}
.right {
  float: right;
}
.overflow {
  overflow: hidden;
}
.hide {
  display: none;
}
.block {
  display: block;
}
.inline {
  display: inline;
}
.error {
  color: #F00;
  font-size: 12px;
}
label,
button {
  cursor: pointer;
}
.clearfix:after {
  content: ' ';
  display: block;
  height: 0;
  clear: both;
}
.clearfix {
  zoom: 1;
}
.clear {
  clear: both;
  height: 0;
  line-height: 0;
  font-size: 0;
  visibility: hidden;
  overflow: hidden;
}
.wordwrap {
  word-break: break-all;
  word-wrap: break-word;
}
.s-yahei {
  font-family: arial, 'Microsoft Yahei', '\5FAE\8F6F\96C5\9ED1';
}
pre.wordwrap {
  white-space: pre-wrap;
}
body {
  text-align: center;
  color: #909090;
  background: #f4f5f5;
  font-family: arial, 'Microsoft Yahei', '\5FAE\8F6F\96C5\9ED1';
}
body,
form {
  position: relative;
  z-index: 0;
}
img {
  border: 0;
}
@font-face {
  font-family: 'iconfont';
  /* project id 773004 */
  src: url('//at.alicdn.com/t/font_773004_dxdi5tp28d.eot');
  src: url('//at.alicdn.com/t/font_773004_dxdi5tp28d.eot?#iefix') format('embedded-opentype'), url('//at.alicdn.com/t/font_773004_dxdi5tp28d.woff') format('woff'), url('//at.alicdn.com/t/font_773004_dxdi5tp28d.ttf') format('truetype'), url('//at.alicdn.com/t/font_773004_dxdi5tp28d.svg#iconfont') format('svg');
}
.iconfont {
  font-family: "iconfont" !important;
  font-size: 16px;
  font-style: normal;
  -webkit-font-smoothing: antialiased;
  -webkit-text-stroke-width: 0.2px;
  -moz-osx-font-smoothing: grayscale;
}
header {
  background: #fff;
  border-bottom: 1px solid #f1f1f1;
  color: #909090;
  height: 80px;
  z-index: 250;
}
.container {
  position: relative;
  width: 1190px;
  margin: 0 auto;
  text-align: left;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
}
.u_head {
  position: absolute;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
  right: 0;
  top: 15px;
  width: 50px;
  height: 50px;
  border-radius: 25px;
  overflow: hidden;
  background: #fff;
  margin-left: 100px;
  border: 1px solid #ddd;
}
.u_head img {
  width: 66%;
}
.u_use_ctr {
  position: absolute;
  top: 80px;
  right: -27px;
  width: 106px;
  border: 1px solid #ddd;
  background: #fff;
  z-index: 10;
  border-radius: 5px;
}
.u_use_ctr ul li a {
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  padding: 8px 15px;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  text-decoration: none;
  color: #868181;
}
.u_use_ctr ul li a:hover {
  background: #ddd;
}
.u_wr_c .iconfont {
  padding-right: 5px;
}
.u_main_box {
  margin-top: 20px;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-align-items: flex-start;
      -ms-flex-align: start;
          align-items: flex-start;
  -webkit-justify-content: space-around;
      -ms-flex-pack: distribute;
          justify-content: space-around;
}
.u_main_box .u_main {
  background: #fff;
  width: 850px;
  min-height: 600px;
  box-sizing: border-box;
  border: 1px solid #eae8e8;
}
.u_main_box .u_small {
  width: 300px;
  box-sizing: border-box;
}
.u_page_box {
  width: 850px;
  background: #fff;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  /* justify-content: center; */
  height: 50px;
  margin-top: 20px;
  padding: 0 20px;
  box-sizing: border-box;
}
.u_page_box a {
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
  /* padding-left: 15px; */
  height: 50px;
  margin-left: 15px;
  padding: 0 10px;
}
.u_page_box a:hover {
  background: #21AAA9;
  color: #fff;
}
.u_logo {
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  height: 80px;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
}
.u_logo img {
  width: 110px;
}
.u_nav {
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
  margin-left: 20px;
}
.u_nav li a {
  color: #909090;
  display: block;
  text-decoration: none;
  height: 80px;
  line-height: 80px;
  padding: 0 40px;
  cursor: pointer;
  box-sizing: border-box;
}
.u_nav li a:hover {
  background: #f5f5f5;
  color: #21AAA9;
  border-bottom: 2px solid #21AAA9;
}
.u_nav li a.active {
  color: #21AAA9;
}
.u_write a {
  display: inline-block;
  padding: 0 10px;
  height: 35px;
  line-height: 35px;
  margin-left: 30px;
  text-align: center;
  color: #fff;
  background: #21AAA9;
  border-radius: 5px;
}
.u_write a:hover {
  background: #23a5a4;
  text-decoration: none;
}
.u_serach {
  position: relative;
  padding-left: 50px;
}
.u_serach .iconfont {
  position: absolute;
  right: 5px;
  top: 0;
  width: 30px;
  height: 35px;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
  cursor: pointer;
}
.u_serach input {
  width: 180px;
  height: 35px;
  outline: none;
  box-shadow: none;
  padding: 5px;
  box-sizing: border-box;
  font-size: 14px;
  color: #666;
  padding-right: 30px;
  border: 1px solid #eae4e4;
  border-radius: 3px;
}
footer {
  height: 100px;
  background: #fff;
  margin-top: 20px;
  text-align: left;
}
footer .u_footer {
  padding: 20px 0;
}
footer .u_footer a {
  color: #909090;
}
.u_main_ul > li {
  padding: 20px;
  padding-bottom: 15px;
  border-bottom: 1px solid #eae8e8;
}
.u_main_ul li:hover {
  background: #f9f9f9;
  cursor: pointer;
}
.u_main_ul .u_ar_title {
  margin: 9px 0;
}
.u_main_ul .u_ar_title a {
  font-size: 16px;
}
.u_main_ul .u_ar_info .u_ar_read {
  color: #6c6c6c;
  text-decoration: none;
}
.u_main_ul .u_ar_info ul {
  display: -webkit-inline-flex;
  display: -ms-inline-flexbox;
  display: inline-flex;
  white-space: nowrap;
}
.u_main_ul .u_ar_info .u_ar_li {
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  white-space: nowrap;
  color: #b2bac2;
  border-radius: 1px;
  border: 1px solid #edeeef;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
  height: 26px;
}
.u_main_ul .u_ar_info .u_ar_li a {
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
  height: 100%;
  padding: 0 10px;
  color: #909090;
}
.u_main_ul .u_ar_info .u_ar_li a:hover {
  text-decoration: none;
}
.u_main_ul .u_ar_info .u_ar_li a .u_like_num {
  margin-left: 5px;
  font-weight: 700;
}
.u_main_ul .u_ar_info .u_edit {
  color: #1264b6;
  padding-left: 15px;
}
.u_ad {
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  margin-top: 20px;
  width: 810px;
  height: 450px;
  -webkit-flex: 2;
      -ms-flex: 2;
          flex: 2;
}
.u_ad img {
  width: 100%;
}
.u_lr_box {
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  vertical-align: top;
  text-align: left;
  padding: 20px;
  box-sizing: border-box;
  border: 1px solid #e5e5e5;
  background: #fff;
  margin-top: 20px;
  width: 300px;
  min-height: 400px;
  -webkit-flex: 1;
      -ms-flex: 1;
          flex: 1;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
}
.u_lr_box form {
  margin-top: 16px;
}
.u_lr_box input {
  outline: none;
  border: 1px solid #e5e5e5;
  width: 300px;
  padding: 10px 15px;
  color: #909090;
}
.u_lr_box label {
  display: block;
  margin: 10px 0;
}
.u_lr_box .u_goreg {
  display: block;
  margin-top: 15px;
  color: #21AAA9;
  text-decoration: underline;
}
.u_btn {
  display: inline-block;
  width: 330px;
  height: 40px;
  line-height: 35px;
  text-align: center;
  color: #fff;
  background: #21AAA9;
  border: 0 none;
  margin-top: 30px;
}
.u_btn:hover {
  background: #23a5a4;
}
.u_edit_box {
  text-align: left;
}
.u_edit_box .u_e_tb {
  position: relative;
  border-bottom: 1px solid #e5e5e5;
}
.u_edit_box .u_e_tb .u_e_t {
  display: block;
  border: 0 none;
  outline: none;
  width: 100%;
  height: 65px;
  line-height: 65px;
  font-size: 20px;
  font-weight: 700;
  box-sizing: border-box;
  padding-left: 10px;
}
.u_edit_box .u_e_tb .u_e_cb {
  position: absolute;
  top: 24px;
  right: 100px;
}
.u_edit_box .u_c_b .u_e_c {
  float: left;
  width: 50%;
  min-height: 400px;
  background: #f8f9fa;
  border: none;
  outline: none;
  box-sizing: border-box;
  padding: 20px;
  border-right: 1px solid #ddd;
  line-height: 25px;
}
.u_edit_box .u_c_b .u_c_show {
  float: left;
  width: 50%;
  min-height: 400px;
  box-sizing: border-box;
  padding: 20px;
  background: #fff;
  overflow: scroll;
}
.u_edit_box .u_e_btn {
  position: absolute;
  right: 10px;
  top: 15px;
  display: inline-block;
  width: 80px;
  height: 35px;
  line-height: 35px;
  margin-left: 30px;
  text-align: center;
  color: #fff;
  background: #21AAA9;
  border-radius: 5px;
  cursor: pointer;
  outline: none;
  border: 0 none;
}
.u_edit_box .u_e_btn:hover {
  background: #23a5a4;
}
.u_edit_box .u_e_cat {
  position: absolute;
  right: 100px;
  top: 15px;
  width: 80px;
  height: 35px;
  line-height: 35px;
  outline: none;
  border: 1px solid #ddd;
  border-radius: 5px;
}
.u_ar_c {
  padding: 20px;
}
.u_ar_c .u_ac_top {
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  margin-bottom: 15px;
}
.u_ar_c .u_ac_top .u_ac_head {
  width: 50px;
  height: 50px;
  border-radius: 25px;
  margin-right: 10px;
  overflow: hidden;
  border: 1px solid #eae8e8;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
}
.u_ar_c .u_ac_top .u_ac_head img {
  width: 50%;
}
.u_ar_c .u_ac_top .u_ac_ui .u_ac_name {
  display: block;
  color: #000;
  font-size: 16px;
  margin-bottom: 5px;
}
.u_ar_c .u_ac_top .u_ac_ui .u_edit {
  color: #1264b6;
  padding-left: 15px;
}
.u_ar_c ul li {
  margin-bottom: 10px;
}
.u_ar_c .u_tool_tit {
  font-size: 16px;
  color: #333;
}
.u_ar_c .u_tool_text {
  outline: none;
  height: 25px;
  padding: 3px 8px;
  width: 500px;
}
.u_ar_c .u_tool_con {
  height: 25px;
  line-height: 25px;
  border: 1px solid #ddd;
  color: #ff502c;
  border-radius: 5px;
  padding: 0 5px;
  background: #fff5f5;
  /* color: #fff; */
  display: inline-block;
  vertical-align: middle;
}
.u_ac_main {
  color: #000;
  padding: 20px;
}
.u_ac_main .u_ac_t {
  font-size: 24px;
  margin-bottom: 25px;
}
.u_ac_main h2 {
  margin: 10px 0;
  font-size: 18px;
}
.u_ac_main h3,
.u_ac_main h4 {
  margin: 10px 0;
}
.u_ac_main ol li,
.u_ac_main ul li {
  margin-bottom: 9px;
  padding-left: 10px;
}
.u_ac_main code {
  background: #fff5f5;
  padding: 3px;
  color: #ff502c;
  border-radius: 3px;
  font-family: Menlo, Monaco, Consolas, Courier New, monospace;
}
.u_ac_main a {
  color: #1264b6;
  font-weight: 700;
  text-decoration: underline;
}
.u_ac_main pre {
  margin: 15px 0;
  line-height: 1.75;
  border-radius: 3px;
  border: 1px solid #f5eded;
}
.u_ac_main pre code {
  padding: 18px 15px 12px;
  background: #f8f8f8;
  color: #333;
  overflow-x: auto;
  font-size: 12px;
  word-break: normal;
  display: block;
  font-family: Menlo, Monaco, Consolas, Courier New, monospace;
  white-space: pre;
}
.u_ac_main strong {
  color: #21AAA9;
  text-decoration: underline;
}
.u_ac_main [alt=qrcode] {
  display: block;
  width: 300px;
  margin: 15px 0;
}
.u_ac_main img {
  margin: 15px 0;
  width: 100%;
}
.u_ac_main .u_label {
  background: #f60;
  color: #fff;
  margin-right: 10px;
  padding: 0 5px;
  border-radius: 3px;
}
.u_ac_main table {
  margin: 15px;
}
.u_ac_main table td,
.u_ac_main table th {
  border: 1px solid #ddd;
  padding: 6px 25px;
}
.u_label {
  background: #f60;
  color: #fff;
  margin-right: 10px;
  padding: 0 5px;
  border-radius: 3px;
}
.u_about {
  background: #fff;
  border: 1px solid #eae8e8;
}
.u_about .u_a_t {
  padding: 15px;
  font-size: 14px;
  border-bottom: 1px solid #eae8e8;
}
.u_frontend {
  color: #21AAA9;
}
.u_backend {
  color: #f60;
}
.u_devops {
  color: #ff2d3f;
}
.u_nodata {
  text-align: center;
  margin-top: 200px;
}
.u_c_tit {
  padding-left: 10px;
  height: 45px;
  line-height: 45px;
  border-bottom: 1px solid #e5e5e5;
}
.u_userlist li > a {
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  padding: 15px;
}
.u_userlist li > a .u_user_head {
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
  width: 50px;
  height: 50px;
  border-radius: 25px;
  border: 1px solid #ddd;
  padding: 2px;
  box-sizing: border-box;
  margin-right: 15px;
}
.u_userlist li > a .u_user_head img {
  width: 30px;
}
.u_userlist li > a:hover {
  text-decoration: none;
  background: #f7f7f7;
}
.u_fl_box {
  width: 1000px;
  margin: 15px auto;
  background: #fff;
  padding: 0 15px;
}
.u_fl_box li {
  float: left;
  width: 50%;
  box-sizing: border-box;
  margin-left: -3px;
  border-bottom: 1px solid #ddd;
  padding: 10px 0;
}
.u_fl_box li .u_fl_img {
  width: 100px;
  height: 100px;
  border: 1px solid #ddd;
  padding: 5px;
  box-sizing: border-box;
  margin-right: 10px;
  overflow: hidden;
}
.u_fl_box li .u_fl_img img {
  width: 100%;
}
.u_tit_nav {
  background: #fff;
  margin-top: 15px;
  border: 1px solid #eae8e8;
  width: 300px;
}
.u_tit_nav .u_a_t {
  padding: 15px;
  font-size: 14px;
  border-bottom: 1px solid #eae8e8;
}
.u_tit_nav .u_main_nav {
  min-height: 150px;
  padding: 15px;
  max-height: 560px;
  overflow: auto;
}
.u_tit_nav .u_main_nav a {
  display: block;
  height: 35px;
  line-height: 35px;
  color: #7d7878;
  white-space: nowrap;
  word-break: break-all;
  text-overflow: ellipsis;
  overflow: hidden;
}
.u_tit_nav .u_main_nav a:hover {
  background: #f6f6f6;
  text-decoration: none;
}
.u_inter {
  border: 1px solid #eae8e8;
  background: #fff;
}
.u_global_tip {
  height: 30px;
  line-height: 30px;
  text-align: center;
  background: #f7f6f6;
  width: auto;
  border-bottom: 1px solid #f1eded;
  color: #307b61;
}
